Sachin Sharma

## Summary Error messages are generic without context about operation, file, or provider. ## Root Cause Multiple throw statements with minimal information like "Failed to process image". ## Fix Add...

## Summary getImageDimensions() returns null for JPEGs instead of parsing SOF markers. ## Root Cause Lines 323-327 don't parse SOF0 (0xFFC0) or SOF2 (0xFFC2) markers. ## Fix Parse SOF markers...

## Summary EXIF orientation tag not read, causing rotated images to display incorrectly. ## Fix Parse EXIF orientation tag and swap dimensions accordingly. ## Acceptance Criteria - [ ] Parse...

## Summary Buffers not explicitly cleared in finally blocks after processing failures. ## Root Cause No explicit cleanup in finally blocks, relies on garbage collector. ## Fix Add finally blocks...

## Summary Network downloads fail permanently on first error without retry. ## Root Cause Lines 524-573 single attempt for URL downloads. ## Fix Implement retry wrapper with exponential backoff (3...

## Summary Large images downloaded completely before any processing can start. ## Fix Stream downloads with progress callbacks for better UX. ## Acceptance Criteria - [ ] Implement streaming download...

## Summary URL downloads can be abused with rapid requests, potentially causing DoS. ## Root Cause Lines 524-573 unlimited concurrent URL downloads. ## Fix Implement token bucket rate limiter limiting...

## Summary Same URL downloaded multiple times, wasting bandwidth. ## Fix Implement LRU cache with buffer hash as key. ## Acceptance Criteria - [ ] Implement LRU cache for URL...

## Summary Base64 validation decodes and re-encodes same data, wasting CPU. ## Root Cause Lines 605-620 perform redundant encode/decode operations. ## Fix Implement validation result cache using WeakMap. ## Acceptance...

## Summary process() method doesn't validate generated data URI before returning. ## Root Cause Lines 22-38 don't validate output format, base64 content, or MIME type. ## Fix Add output validation...